A new petition to the high court marks the latest effort by conservative groups to revive the nondelegation doctrine.

In what officials call a key step to combat climate change, the Environmental Protection Agency is sharply limiting domestic production and use of hydrofluorocarbons, highly potent greenhouse gases ...

Today, the New Civil Liberties Alliance petitioned the Supreme Court to take up the Choice Refrigerants v. EPA lawsuit and enforce or replace the lax intelligible-principle test that the D.C. Circuit ...

The shift to A2L refrigerants may seem daunting, but with proper tools, training, and safety know-how, contractors can handle the change with confidence.